CADO LEAF 120 Guide De Démarrage Rapide page 16

Reset the filter replacement indicator
The filter replacement indicator will not turn off even after the filter has been replaced.
Initialize the filter replacement indicator with the procedure described below.
Note:
・ The filter replacement indicator is also initialized when the filter is replaced and the operation
described above is performed before the filter replacement indicator is turned on.
1. Press the power button and turn on the power
of the unit.
2. Continue to press the timer button for about
5 seconds to flash the filter replacement indicator.
3. Press the timer button again immediately to turn
off the filter replacement indicator and complete
initialization.
ON
5 SEC
15